1 files changed, 159 insertions, 0 deletions

diff --git a/sys/kern/tty_subr.c b/sys/kern/tty_subr.c
new file mode 100644
index 000000000000..fe8f000f87d5
--- /dev/null
+++ b/sys/kern/tty_subr.c
@@ -0,0 +1,159 @@
+/*-
+ * Copyright (c) 1982, 1986, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ * (c) UNIX System Laboratories, Inc.
+ * All or some portions of this file are derived from material licensed
+ * to the University of California by American Telephone and Telegraph
+ * Co. or Unix System Laboratories, Inc. and are reproduced herein with
+ * the permission of UNIX System Laboratories, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	from: @(#)tty_subr.c	8.2 (Berkeley) 9/5/93
+ */
+
+#include <sys/param.h>
+#include <sys/ioctl.h>
+#include <sys/tty.h>
+
+char cwaiting;
+struct cblock *cfree, *cfreelist;
+int cfreecount, nclist;
+
+void
+clist_init()
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return;
+}
+
+getc(a1)
+	struct clist *a1;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return ((char)0);
+}
+
+q_to_b(a1, a2, a3)
+	struct clist *a1;
+	char *a2;
+	int a3;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return (0);
+}
+
+ndqb(a1, a2)
+	struct clist *a1;
+	int a2;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return (0);
+}
+
+void
+ndflush(a1, a2)
+	struct clist *a1;
+	int a2;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return;
+}
+
+putc(a1, a2)
+	char a1;
+	struct clist *a2;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return (0);
+}
+
+b_to_q(a1, a2, a3)
+	char *a1;
+	int a2;
+	struct clist *a3;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return (0);
+}
+
+char *
+nextc(a1, a2, a3)
+	struct clist *a1;
+	char *a2;
+	int *a3;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return ((char *)0);
+}
+
+unputc(a1)
+	struct clist *a1;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return ((char)0);
+}
+
+void
+catq(a1, a2)
+	struct clist *a1, *a2;
+{
+
+	/*
+	 * Body deleted.
+	 */
+	return;
+}